cascading.flow
Class FlowSession

java.lang.Object
  cascading.flow.FlowSession

public class FlowSession
extends Object

FlowSession implementations provide a call-back interface into the current flow management system, if any.

A FlowSession is effectively unique to the current Flow, where a FlowProcess is unique to each underlying 'job'.

See Also:

FlowProcess

Field Summary

static FlowSession

NULL Field NULL is a noop implemenation of FlowSession.

Constructor Summary

FlowSession()
Constructor FlowSession creates a new FlowSession instance.

FlowSession(FlowProcess currentProcess)
Constructor FlowSession creates a new FlowSession instance.

Method Summary

FlowProcess	getCurrentProcess() Method getCurrentProcess returns the currentProcess of this FlowSession object.
void	setCurrentProcess(FlowProcess currentProcess) Method setCurrentProcess sets the currentProcess of this FlowSession object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NULL

public static final FlowSession NULL

Field NULL is a noop implemenation of FlowSession.

Constructor Detail

FlowSession

public FlowSession()

Constructor FlowSession creates a new FlowSession instance.

FlowSession

public FlowSession(FlowProcess currentProcess)

Constructor FlowSession creates a new FlowSession instance.

Parameters:

currentProcess - of type FlowProcess

Method Detail

setCurrentProcess

public void setCurrentProcess(FlowProcess currentProcess)

Method setCurrentProcess sets the currentProcess of this FlowSession object.

Parameters:

currentProcess - the currentProcess of this FlowSession object.

getCurrentProcess

public FlowProcess getCurrentProcess()

Method getCurrentProcess returns the currentProcess of this FlowSession object.

Returns:

the currentProcess (type FlowProcess) of this FlowSession object.